1,2,3,6,7,8-Hexachlorodibenzofuran

Modify Date: 2024-01-08 12:21:27

1,2,3,6,7,8-Hexachlorodibenzofuran Structure
1,2,3,6,7,8-Hexachlorodibenzofuran structure
Common Name 1,2,3,6,7,8-Hexachlorodibenzofuran
CAS Number 57117-44-9 Molecular Weight 374.862
Density 1.8±0.1 g/cm3 Boiling Point 478.7±40.0 °C at 760 mmHg
Molecular Formula C12H2Cl6O Melting Point N/A
MSDS N/A Flash Point 243.3±27.3 °C

 Names

Name 1,2,3,6,7,8-hexachlorodibenzofuran
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.8±0.1 g/cm3
Boiling Point 478.7±40.0 °C at 760 mmHg
Molecular Formula C12H2Cl6O
Molecular Weight 374.862
Flash Point 243.3±27.3 °C
Exact Mass 371.823669
PSA 13.14000
LogP 7.19
Vapour Pressure 0.0±1.2 mmHg at 25°C
Index of Refraction 1.718

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
HP5276500
CHEMICAL NAME :
Dibenzofuran, 1,2,3,6,7,8-hexachloro-
CAS REGISTRY NUMBER :
57117-44-9
LAST UPDATED :
199806
DATA ITEMS CITED :
5
MOLECULAR FORMULA :
C12-H2-Cl6-O

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1820 ug/kg/13W-C
TOXIC EFFECTS :
Liver - changes in liver weight Endocrine - changes in thymus weight Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - phosphatases
REFERENCE :
CMSHAF Chemosphere. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.1- 1972- Volume(issue)/page/year: 17,973,1988
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
910 ug/kg/13W-C
TOXIC EFFECTS :
Liver - changes in liver weight Endocrine - changes in thymus weight Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
CMSHAF Chemosphere. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.1- 1972- Volume(issue)/page/year: 18,265,1989 *** REVIEWS *** IARC Cancer Review:Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 69,345,1997

 Safety Information

RIDADR UN 2811
Hazard Class 6.1(a)

 Synonyms

1,2,3,6,7,8-Hexachlorodibenzofuran [Dioxin and dioxin-like compounds]
UNII-1ZG4RG6I9O
2,3,4,7,8,9-Hexachlorodibenzofuran
1,2,3,6,7,8-Hexachloro-dibenzofuran
1,2,3,6,7,8-H6CDF
Dibenzofuran, 2,3,4,6,7,8-hexachloro-
1,2,3,6,7,8-HxCDF
1,2,3,6,7,8-Hexa polychlorinated dibenzofuran
Dibenzofuran,1,2,3,6,7,8-hexachloro
2,3,4,6,7,8-Hexachlorodibenzo[b,d]furan
1,2,3,6,7,8-hexachlorodibenzo[b,d]furan
1,2,3,6,7,8-hexachlorinated dibenzofuran
F 121